56985136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{273967}}^1$

素因数の和:273988

約数の個数: 20

約数和(自身を含む): 118902112

約数和(自身を除く): 61916976

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 273967, 547934, 1095868, 2191736, 3561571, 4383472, 7123142, 14246284, 28492568, 56985136]

約数ペア:

[(1, 56985136), (2, 28492568), (4, 14246284), (8, 7123142), (13, 4383472), (16, 3561571), (26, 2191736), (52, 1095868), (104, 547934), (208, 273967)]